212326011 has 6 divisors (see below), whose sum is σ = 306693140. Its totient is φ = 141550668.

The previous prime is 212326001. The next prime is 212326019. The reversal of 212326011 is 110623212.

It is not a de Polignac number, because 212326011 - 2¹⁸ = 212063867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212326019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11795881 + ... + 11795898.

Almost surely, 2^212326011 is an apocalyptic number.

212326011 is a deficient number, since it is larger than the sum of its proper divisors (94367129).

212326011 is a wasteful number, since it uses less digits than its factorization.

212326011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23591785 (or 23591782 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 212326011 is about 14571.4107415857. The cubic root of 212326011 is about 596.5786864371.

Adding to 212326011 its reverse (110623212), we get a palindrome (322949223).

The spelling of 212326011 in words is "two hundred twelve million, three hundred twenty-six thousand, eleven".